Extend assembler with ability to produce comments for the generated code.

runtime/vm/disassembler_ia32.cc

Index: runtime/vm/disassembler_ia32.cc
diff --git a/runtime/vm/disassembler_ia32.cc b/runtime/vm/disassembler_ia32.cc
index 24ca193e55b53a7515c5bfcaa85d32e9e52586ea..572bda195c6a5d7ae1aac0924e871e6f26558635 100644
--- a/runtime/vm/disassembler_ia32.cc
+++ b/runtime/vm/disassembler_ia32.cc
@@ -1577,7 +1577,9 @@ int Disassembler::DecodeInstruction(char* hex_buffer, intptr_t hex_size,
 
 void Disassembler::Disassemble(uword start,
                                uword end,
-                               DisassemblyFormatter* formatter) {
+                               DisassemblyFormatter* formatter,
+                               CodeComments comments) {

[srdjan, 2012/05/17 17:22:08]

const CodeComments&

[Vyacheslav Egorov (Google), 2012/05/17 21:16:27]

Done.

+  // TODO(vegorov) Decode and display comments.
   ASSERT(formatter != NULL);
   char hex_buffer[kHexadecimalBufferSize];  // Instruction in hexadecimal form.
   char human_buffer[kUserReadableBufferSize];  // Human-readable instruction.